<template>
  <div class="help">
    <div v-title data-title="   学生信息交流平台|  二手信息"></div>
    <!-- Start of Page Container -->
    <div class="page-container">
      <div class="container">
        <div class="row">
          <!-- start of page content -->
          <div class="span8 page-content">
            <div>
              <h3 class="title">二手交易中心</h3>
            </div>
            <!-- Basic Home Page Template -->
            <ul class="tabs-nav">
              <li
                :class="pagelistquery.lable === '' ? 'active' : ''"
                @click="changelable('')"
              >
                <a>全部</a>
              </li>
              <li
                v-for="(lable, id) in lables"
                :key="id"
                :class="pagelistquery.lable === lable ? 'active' : ''"
                @click="changelable(lable)"
              >
                <a>{{ lable }}</a>
              </li>
            </ul>
            <section class="widget">
              <div class="row">
                <div
                  style="margin :1%"
                  class="col-sm-6 col-md-4"
                  v-for="(oldstuff, id) in tableData"
                  :key="id"
                >
                  <router-link :to="'/oldstuffcontent/' + oldstuff.oldstuff_id">
                    <div class="thumbnail">
                      <img
                        data-src="holder.js/100%x200"
                        alt="100%x200"
                        :src="oldstuff.oldstuff_img"
                        data-holder-rendered="true"
                        style="height: 200px; object-fit: cover;width: 100%; display: block;"
                      />
                      <div class="caption">
                        <h3 style="color:red">
                          ￥{{ oldstuff.oldstuff_price }}
                        </h3>
                        <p>{{ oldstuff.oldstuff_name }}</p>
                      </div>
                    </div>
                  </router-link>
                </div>
              </div>
            </section>
            <el-pagination
              @current-change="handleCurrentChange"
              layout="prev, pager, next"
              :total="pagelistquery.total"
              :page-size="pagelistquery.pagesize"
            ></el-pagination>
          </div>
          <!-- end of page content -->
          <!-- start of sidebar -->
          <aside class="span4 page-sidebar">
            <carousel />
            <activity />
            <news />
          </aside>

          <!-- end of sidebar -->
        </div>
      </div>
    </div>
    <!-- End of Page Container -->
  </div>
</template>

<script>
import carousel from '@/components/carousel.vue'
import activity from '@/components/activity.vue'
import news from '@/components/news.vue'

export default {
  components: {
    carousel,
    activity,
    news
  },
  data() {
    return {
      lables: [],
      pagelistquery: {
        lable: '',
        total: 0,
        pagesize: 12,
        page: 1
      },
      tableData: {}
    }
  },
  methods: {
    changelable(lable) {
      this.pagelistquery.lable = lable
      this.smallttle = this.pagelistquery.lable
      this.getoldstufflist()
    },
    handleCurrentChange(val) {
      this.pagelistquery.page = val
      this.getoldstufflist()
      console.log(`当前页: ${val}`)
    },
    async lablelist() {
      let res = await this.$axios.post(
        '/admin/lablelist',
        this.qs.stringify({ lable_name: '二手分类' })
      )
      if (res.data.state.type === 'SUCCESS') {
        // this.lable = res.data.data
        this.lables = JSON.parse(res.data.data[0].lable)
      }
    },
    async getoldstufflist() {
      let res = await this.$axios.post(
        '/web/webgetweboldstufflist',
        this.qs.stringify(this.pagelistquery)
      )
      if (res.data.state.type === 'SUCCESS') {
        this.tableData = res.data.data
        this.pagelistquery.total = res.data.count
      }
    }
  },
  created() {
    this.getoldstufflist()
    this.lablelist()
  }
}
</script>
<style>
.col-sm-6 {
  float: left;
}
.help {
  min-height: 200px;
}
.row {
  margin-top: 20px;
}
@media (min-width: 768px) {
  .col-sm-6 {
    width: 27.33333%;
  }
}
@media (max-width: 768px) {
  .col-sm-6 {
    width: 48%;
  }
}
</style>
